package com.cskaoyan.service;

import com.cskaoyan.bean.User;

public interface UserService {

    public void sayHello1();
    public String sayHello2();
    public User sayHello3();
    public String sayHello4(String param1);
    public String sayHello5(String param1,String param2);
    public String sayHello6(String param1,User user);
}
